4. Instructions: Do not use the matrix methods. Please show your calculations step by step on how you get to the answers please. Determines the vector equation: A) from the line in R2 that goes through the points (3, -6) and (0, -1). B) of the plan in R3 that contains the points (-6, 1, 0), (4, -3, 5) ret (-7, -2, -4).

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